64 bytes from 172.22.0.2: icmp_seq=2 ttl=64 time=0.316 ms
64 bytes from 172.22.0.2: icmp_seq=3 ttl=64 time=0.398 ms
== Nanostation M5 ==
=== Firmware check failure ===
If you attempt to flash the extender and receive a 'Firmware check failed' error, then you have a version of the NSM5 that is protected from being flashed via the default TFTP method. You will need to obtain a serial to USB interface (USB to UART TTL Module Serial Converter, 5 pin) and use it to flash the firmware.
minicom: cannot open /dev/tty8: Permission denied
Run the program so that it starts the program on the USB converter that is connected by adding
`-D /dev/ttyUSB0 `, and specify that it should skip initialization by adding `-o `.
You can also specify from the command line that it use the baud rate and '8N1' settings specified below by including
`-b 115200 -8 `.
sudo minicom -D /dev/ttyUSB0 -o -b 115200 -8